Core/Spells: Improve check for non damage/heal spells in Spell::TargetInfo::DoDamageAndTriggers

Port From (https://github.com/TrinityCore/TrinityCore/commit/aa38443cf388799a5debd9cbcb787f882b840530)

Source/Game/Spells/Spell.cs

@@ -8083,10 +8083,12 @@ namespace Game.Spells
 
                 // All calculated do it!
                 // Do healing
+                bool hasHealing = false;
                 DamageInfo spellDamageInfo = null;
                 HealInfo healInfo = null;
                 if (spell.m_healing > 0)
                 {
+                    hasHealing = true;
                     int addhealth = spell.m_healing;
                     if (IsCrit)
                     {
@@ -8105,8 +8107,10 @@ namespace Game.Spells
                 }
 
                 // Do damage
+                bool hasDamage = false;
                 if (spell.m_damage > 0)
                 {
+                    hasDamage = true;
                     // Fill base damage struct (unitTarget - is real spell target)
                     SpellNonMeleeDamage damageInfo = new(caster, spell.unitTarget, spell.m_spellInfo, spell.m_SpellVisual, spell.m_spellSchoolMask, spell.m_castId);
                     // Check damage immunity
@@ -8147,7 +8151,7 @@ namespace Game.Spells
                 }
 
                 // Passive spell hits/misses or active spells only misses (only triggers)
-                if (spell.m_damage <= 0 && spell.m_healing <= 0)
+                if (!hasHealing && !hasDamage)
                 {
                     // Fill base damage struct (unitTarget - is real spell target)
                     SpellNonMeleeDamage damageInfo = new(caster, spell.unitTarget, spell.m_spellInfo, spell.m_SpellVisual, spell.m_spellSchoolMask);